<div class="am-g" th:fragment="tip">
    <div class="am-u-sm-12 am-u-md-12 am-u-lg-9 am-u-sm-centered">
        <div class="epidemic-tip ">
            <p>积极防护，保护自己，戴口罩，勤洗手</p>
        </div>
    </div>
</div>